Catecholamines
(catecholamine 的复数) n. 儿茶酚胺, 邻苯二酚胺\\n[化] 儿茶酚胺
🗣️ 情景例句
What are you doing up this late?
这么晚了你还没睡在做什么？
I know the boy whose father is a policeman.
我知道那个男孩的父亲是警察。
He was on his way to a lecture, when a tourist stopped him and asked him for directions.
他走在去听课的路上，此时一位游客拦住他问路。